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The VALUE COLLECTION NVA3021 is a straight-pattern needle valve designed for precise flow control in high-pressure piping systems. Built with a 316 stainless steel body and a hard seat configuration, this valve handles working pressures up to 10,000 psi and temperatures ranging from -100 degrees F to 800 degrees F. The 1/2-inch pipe size and threaded connection make it a direct-fit solution for demanding industrial, HVAC, and process-control applications. Licensed plumbers and pipefitters install this type of valve where accurate throttling and shutoff of liquids or gases is required under extreme operating conditions.
This straight needle valve is suited for high-pressure process lines, hydraulic systems, instrumentation connections, and compressed gas or steam service where tight flow regulation is critical. The 316 stainless steel construction provides strong resistance to corrosion and oxidation, making it appropriate for both aggressive-media and high-temperature service environments encountered in commercial and industrial installations.
Designed as a straight-pattern needle valve for 1/2-inch threaded pipe connections in high-pressure process, instrumentation, and industrial piping systems.
Installation should be performed by a licensed plumber or pipefitter in accordance with applicable codes such as the IPC or ASME B31.3. Depressurize and isolate the system fully before removing or installing any valve. Use appropriate thread sealant rated for the service media and pressure range. Confirm flow direction and seat orientation before final tightening.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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